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The Solution Rating System
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With so many solutions, how can you tell which solutions are most likely to help you and which ones are not? To provide you with a tool to use, we rate our solutions based on various elements that most accurately determine if a solution is a quality solution. To explain what factors affect the solution rating, here are the elements we take into consideration when formulating our solution rating.
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import java.applet.Applet;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ClientAuthentication extends Applet
{
public void init()
{
try
{
String mac = this.getMacAddress();
System.out.println(mac);
}
catch(Exception ex)
{
System.out.println(ex);
}
}
private String getMacAddress() throws IOException
{
String mac = null;
String command = "ipconfig /all";
Process process = Runtime.getRuntime().exec(command);
BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
while (true)
{
String line = reader.readLine();
if(line == null) { break; }
Pattern pattern = Pattern.compile(",*((:?[0-9a-f]{2}[-:]){5}[0-9a-f]{2}).*", Pattern.CASE_INSENSITIVE);
Matcher matcher = pattern.matcher(line);
if(matcher.matches())
{
mac = matcher.group(1);
break;
}
}
reader.close();
return mac;
}
}
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